LM3940IMP-3.3 is Obsolete and no longer manufactured.
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Texas Instruments
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Unit Price: $15.66000
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Diodes Incorporated
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Unit Price: $1.88000
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Diodes Incorporated
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Unit Price: $3.02000
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Microchip Technology
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Unit Price: $5.22000
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Microchip Technology
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Unit Price: $13.87000
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Microchip Technology
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onsemi
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MaxLinear, Inc.
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Unit Price: $5.63000
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Linear Voltage Regulator IC Positive Fixed 1 Output 1A SOT-223-4
Image shown is a representation only. Exact specifications should be obtained from the product data sheet.
Linear Voltage Regulator IC Positive Fixed 1 Output 1A SOT-223-4
What is a Voltage Regulator Another Teaching Moment | Digi-Key Electronics

LM3940IMP-3.3

DigiKey Part Number
296-35909-2-ND - Tape & Reel (TR)
296-35909-1-ND - Cut Tape (CT)
296-35909-6-ND - Digi-Reel®
Manufacturer
Manufacturer Product Number
LM3940IMP-3.3
Description
IC REG LINEAR 3.3V 1A SOT-223-4
Customer Reference
Detailed Description
Linear Voltage Regulator IC Positive Fixed 1 Output 1A SOT-223-4
Datasheet
 Datasheet
EDA/CAD Models
LM3940IMP-3.3 Models
Product Attributes
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Category
Voltage Dropout (Max)
0.2V @ 100mA
Mfr
Current - Output
Packaging
Tape & Reel (TR)
Cut Tape (CT)
Digi-Reel®
Protection Features
Over Temperature, Short Circuit
Part Status
Obsolete
Operating Temperature
-40°C ~ 125°C
Output Configuration
Mounting Type
Surface Mount
Output Type
Package / Case
TO-261-4, TO-261AA
Number of Regulators
1
Supplier Device Package
SOT-223-4
Voltage - Input (Max)
7.5V
Base Product Number
Voltage - Output (Min/Fixed)
3.3V
Environmental & Export Classifications
Product Questions and Answers
Additional Resources
Substitutes (13)
Part NumberManufacturerQuantity AvailableDigiKey Part NumberUnit PriceSubstitute Type
LM3940IMP-3.3/NOPBTexas Instruments0LM3940IMP-3.3/NOPBCT-ND$15.66000Direct
AP2114HA-3.3TRG1Diodes Incorporated0AP2114HA-3.3TRG1DICT-ND$1.88000Similar
AP7365-33EG-13Diodes Incorporated0AP7365-33EG-13DICT-ND$3.02000Similar
MCP1824ST-3302E/DBMicrochip Technology0MCP1824ST-3302E/DBCT-ND$5.22000Similar
MIC37100-3.3WSMicrochip Technology0576-1163-ND$13.87000Similar
Obsolete
This product is no longer manufactured. View Substitutes or Alternative Package Types